105568-0

LOINC 2.82

National scale air toxics assessment respiratory hazard index

Resp hazard index NFr

Definition

  • Air toxics respiratory hazard index (the sum of hazard indices for those air toxics with reference concentrations based on respiratory endpoints, where each hazard index is the ratio of exposure concentration in the air to the health-based reference concentration set by EPA). EPA 2011 National Air Toxics Assessments

Component

  • National scale air toxics assessment respiratory hazard index

Specimen / system

  • ^Patient

Class

  • PHENX

Property

  • NFr

Scale

  • Qn

Related names

  • Number fraction; Percent; PhenX; Point in time; QNT; Quan; Quant; Quantitative; Random; Resp hazard index

Index terms

  • Number fraction
  • Percent
  • PhenX
  • Point in time
  • QNT
  • Quan
  • Quant
  • Quantitative
  • Random
  • Resp hazard index